/* 基本样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    padding: 20px;
}

header {
    background-color: #007bff;
    color: white;
    text-align: center;
    padding: 1rem;
    margin-bottom: 2rem;
    border-radius: 5px;
}

main {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

section {
    margin-bottom: 2rem;
}

h1 {
    font-size: 2rem;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #007bff;
}

p {
    margin-bottom: 1rem;
}

footer {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem;
    color: #6c757d;
} 